// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: |
    The Identifier in a FunctionExpression can be referenced from inside the
    FunctionExpression's FunctionBody to allow the function calling itself
    recursively
es5id: 13_A3_T2
description: >
    Creating a recursive function that calculates factorial, as a
    variable.  Function calls itself by the name of the variable
---*/

function Test() {
    var __func = function (arg){
        if (arg === 1) {
        	return arg;
        } else {
        	return __func(arg-1)*arg;
        }
    };

    var fact_of_3 =  __func(3);

//////////////////////////////////////////////////////////////////////////////
//CHECK#1
    if (fact_of_3 !== 6) {
    	throw new Test262Error("#1: fact_of_3 === 6. Actual: fact_of_3 ==="+fact_of_3);
    }
//
//////////////////////////////////////////////////////////////////////////////
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
